| Magnitude | 5.2 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -59.431, -19.932 |
| UTC time | 1977-09-05 09:23:10.700 |
Earthquake details
Monday, September 5, 1977 Earthquake
The earthquake hit east of the South Sandwich Islands on Monday, September 5, 1977 at 09:23 UTC with a magnitude of 5.2. The closest known location in the current dataset is Ushuaia, about 2901.2 km away. The epicenter is located at longitude -19.932 and latitude -59.431.
| Location | east of the South Sandwich Islands |
| Country | east of the South Sandwich Islands |
| Severity | Strong |
Earthquake map 1977-09-05
Closest countries
The 12 closest cities near the epicenter.
| Ushuaia | 2901.2 km |
| Río Grande | 2926.0 km |
| Punta Arenas | 3142.7 km |
| Río Gallegos | 3144.1 km |
| Caleta Olivia | 3411.3 km |
| Comodoro Rivadavia | 3454.0 km |
| Trelew | 3536.6 km |
| Puerto Madryn | 3560.7 km |
| Mar del Plata | 3568.6 km |
| Necochea | 3580.1 km |
| Viedma | 3611.0 km |
| Balcarce | 3618.5 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.5
east of the South Sandwich Islands
Unknown · 2026-07-15 14:51 UTC
79.6 km
M 5.6
east of the South Sandwich Islands
Unknown · 2025-07-27 09:30 UTC
98.8 km
M 4.6
east of the South Sandwich Islands
Unknown · 2023-04-03 22:45 UTC
90.7 km
M 4.4
east of the South Sandwich Islands
Unknown · 2022-09-03 10:08 UTC
99.8 km
M 4.9
east of the South Sandwich Islands
Unknown · 2017-04-17 14:33 UTC
24.1 km
M 4.9
east of the South Sandwich Islands
Unknown · 2014-07-26 15:59 UTC
98.3 km
M 4.8
east of the South Sandwich Islands
Unknown · 2014-07-26 11:23 UTC
89.7 km
M 5.8
east of the South Sandwich Islands
Unknown · 2014-07-26 11:13 UTC
97.6 km
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